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HIGH-STRENGTH NICKEL-BASED SUPERALLOY RESISTANT TO HIGH-TEMPERATURE CORROSION AND OXIDATION, AND DIRECTIONALLY SOLIDIFIED PRODUCT OF THIS SUPERALLOY
HIGH-STRENGTH NICKEL-BASED SUPERALLOY RESISTANT TO HIGH-TEMPERATURE CORROSION AND OXIDATION, AND DIRECTIONALLY SOLIDIFIED PRODUCT OF THIS SUPERALLOY
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机译：耐高温腐蚀和氧化的高强度镍基高温合金，以及该高温合金的定向凝固产物
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FIELD: nonferrous metallurgy.;SUBSTANCE: alloy is essentially composed of, wt %: chromium 10-13.5, cobalt 8-10, molybdenum 1.25-2.5, tungsten 3.25-4.25, tantalum 4.5-6, aluminum 3.25-4.5, titanium 3-4.75, boron 0.0025-0.025, carbon 0.05-0.15, zirconium up to 0.02, and, largely, nickel - the rest, provided that summary amount of aluminum and titanium is 6,5-8%. Alloy may have microcrystalline structure or be in the form of columnar grains.;EFFECT: increased resistance to high-temperature corrosion and oxidation.;13 cl, 7 dwg, 1 tbl
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